/*
 *    Copyright © OpenAtom Foundation.
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */

package com.inspur.edp.bef.core.determination.builtinimpls.adaptors;

import com.inspur.edp.bef.api.action.IBefCallContext;
import com.inspur.edp.bef.api.action.determination.IDeterminationContext;
import com.inspur.edp.bef.core.determination.builtinimpls.predicate.ExecutePredicate;
import com.inspur.edp.cef.api.determination.ICefDeterminationContext;
import com.inspur.edp.cef.entity.changeset.ChangeType;
import com.inspur.edp.cef.entity.changeset.ChildElementsTuple;
import com.inspur.edp.cef.entity.changeset.IChangeDetail;
import com.inspur.edp.cef.entity.changeset.Util;
import java.util.List;
import java.util.Objects;
import java.util.UUID;

public class BefAftModifyPredicateDtmAdaptor extends BefBaseDtmAdaptor {

  private final ExecutePredicate predicate;
  private final boolean runOnce;

  //region 第一版构造函数
  public BefAftModifyPredicateDtmAdaptor(String name, Class type, ExecutePredicate predicate,
      boolean runOnce) {
    super(name, type);
    Objects.requireNonNull(predicate, "predicate");
    this.predicate = predicate;
    this.runOnce = runOnce;
  }

  @Override
  public boolean canExecute(IChangeDetail change) {
    return predicate.test(change);
  }

  @Override
  public void execute(ICefDeterminationContext ctx, IChangeDetail change) {
    if (runOnce) {
      IBefCallContext callContext = ((IDeterminationContext) ctx).getBEContext().getCallContext();
      String dataId = ((IDeterminationContext) ctx).getBENodeEntity().getID();
      if(callContext.containsKey(getRunOnceKey(dataId)))
        return;
      callContext.setData(getRunOnceKey(dataId), null);
    }
    super.execute(ctx, change);
  }

  private String runOnceKey;

  private String getRunOnceKey(String dataId) {
    if (runOnceKey == null) {
      runOnceKey = UUID.randomUUID().toString();
    }
    return runOnceKey.concat(dataId);
  }
}
